/*
 * @Author: january.cjy
 * @Date: 2021-10-06 19:08:15
 * @Last Modified by: january.cjy
 * @Last Modified time: 2021-10-11 20:34:12
 */
#pragma once

class Base {
public:
  virtual int FuncA();
  virtual int FuncB();
  // void func_3() { return; }
  // void func_4() { return; }
};